Check out our full guide to Main Niche Topic.
[the_ad_placement id="after-navigation"]

How to Properly Dispose of Cooking Oil? (in 4 easy steps)

If this post helps you, please share it!

You’ve just finished eating your fried chicken that you made from scratch. Delicious! However, there is a problem. What do you do with all the frying oil that’s leftover?

You can’t just flush it down the toilet. You can, but there are other methods you can use. In this post, we will discuss how to dispose of cooking oils safely and responsibly.

How to Properly Dispose of Cooking Oil?

Below are Six tips for disposing of cooking oil.

1. Remove the oil from the heat and set it aside to cool down
The oil will be quite hot once you finish cooking, hot enough to produce third-degree burns! As a result, don’t toss it out just yet. Allow at least an hour for it to sit before moving on to steps two through four.

Never touch the oil to see how hot it is because you may get burned. Simply place your hand over the pan’s rim. Wait for the oil to cool down if it’s still hot.

2. Dispose of cooking oil in a container
Pour the oil into a plastic container once it has cooled down. Tupperware or other composite plastic containers aren’t something I advocate. Keep those for food storage! Use a milk carton or a water bottle instead.

Try not to use a soup can or anything similar, it might be difficult to seal and can end up spilling. If at all possible, use a single-use plastic container.

3. Put the container in the trash after sealing it.
Check to see if your oil container is properly sealed. Oil may leak if this is not done. This can make trash collection harder because pests and animals may be attracted to it. It also has an acrimonious odor.

4. Put it in the garbage.
Drop the container right in the trash. You won’t have to cope with the ramifications of any leaks in your kitchen if they occur. It’s simply safer to take the trash out right away.

Can you reuse cooking oil?

Oil may be easily reused by freezing or refrigerating it. If you fry frequently, you may save money and help the environment by reusing your frying oil as much as possible.

If you want to reuse your cooking oil, pick a high-quality oil with a high smoking point and drain it between uses with cheesecloth. Keep used cooking oil in a sealed container in a cold, dry location.

It will last up to three months in the freezer. After about a day, take the cooking oil out of the freezer to find it entirely frozen! To prevent cooking odors from absorbing into the oil, ensure sure the container is properly sealed. Check to see whether the oil isn’t rancid when you take it out of the fridge.

In most circumstances, you can reuse oil up to three times. Just keep an eye on it so it doesn’t go bad. Don’t use your oil if it smells rotten. It’s important to remember that the smoke point of oil drops with each use. So, after a couple of uses new oil.

Why should cooking oil not be reused?

According to the dietitian, reusing cooking oil without using a deep fryer is incredibly detrimental to your health. “Reusing frying oil raises cholesterol levels, produces peroxides, promotes cancer, damages organ cells, and can infect white blood cells.”

What Not to Do When Disposing of Cooking Oil

When discarding frying oil, there are four things to avoid.

1. Don’t use a plastic bag
Don’t use a plastic bag to store the oil. Oil may spill out of plastic bags due to their flimsiness. Use a more robust plastic container such as a milk carton or a plastic water bottle instead of a plastic bag.

2, Pour it down the drain or toilet.
A clogged water pipe is the last thing you want! Oil will eventually solidify and limit the flow of water as it goes through your water system. It might be expensive to have this examined and drained out. Pouring frying oil down the drain is therefore not a good idea.

3. Pour it in the open air.
Oil is harmful to plants and animals, can contaminate food supplies, and deteriorates over time. It might also contaminate our sewer systems, drinking water, oceans, and so on. Seal your spent cooking oil in a plastic container for the sake of the environment. Instead of pouring it outside, dump it in the trash.

4. Fill your compost bin with it (if it was used for poultry or meat)
Vegetable oil and other plant-based oils are excellent additions to your compost pile. You can toss your cooking oil in the trash if you used it to cook veggies – or anything else except meat or poultry.

However, frying meat or chicken in cooking oil may attract skunks, raccoons, rodents, and other animals you don’t want in your home.

Can you flush vegetable oil down the toilet?

No! Never flush your oil down the toilet! It will pile up around the pipes’ edges, preventing water flow. This can cause major plumbing and water system issues. Avoid dumping oil down the drain since it’s quite expensive to repair.

Can you flush grease down the toilet?

No! Grease should never be flushed. It will cool and solidify as it progresses through the pipes. Grease will build up in your pipes, causing them to clog. Pour your grease into a milk carton, seal it, and discard it in the garbage instead of flushing it down the toilet.

Whats the most responsibel way to dispose of cooking oil?

Grease or cooking oil is accepted by many recycling sites and landfills, and some will even pay you for it. These businesses understand how to recycle cooking oil in a way that is safe for the environment. Click here to see who in your region collects spent cooking oil.

How can I get rid of vegetable oil that has gone bad?

Check to see whether your oil has gone bad. Then put it in a milk carton or a plastic container. Put the container in the kitchen garbage after sealing it. That’s all there is to it.

Can you pour used cooking oil on the ground?

Because oil does not degrade, it will eventually end up in sewers, rivers, and seas. Cooking oil is toxic to wildlife and can stifle plant growth. Cooking oil should be stored in a milk carton, sealed, and discarded in the trash.

Can cooking oil can be disposed of in the garden?

Oil can be composted. However, do not simply pour it into your garden. Oil is not biodegradable, and it will stifle the growth of plants.

Is it true that vegetable oil can cause plant death?

Vegetable oil is a benign insecticide that works well in modest amounts. To deter pests from devouring your plants, spray it on the plant leaves. It should not, however, be poured on the ground. The oil prevents oxygen and nutrients from reaching the body. As a result, in order for the plant to live, it will have to put in more effort. Although a large amount of oil would be required to completely kill the plant, there are other options for disposing of your cooking oil.

Is it true that vegetable oil causes tree death?

our tree will eventually die if you continue to pour oil on it. Because oil is so dense, it makes it difficult for the tree to get enough oxygen and nutrients. Hoever, it’d take gallons of vegetable oil to kill one.

Is it vegetable oil dangerous?

Vegetable oil is not a pollutant. It can catch fire if it’s heated past its smoke point or if it’s covered in flour or baking powder. It isn’t, however, dangerous.

If you are a visual learner, check out this video from clean my space as they go over the pepper way to dispose fo your kitchen fat, oil ad grease.

‘How to saftly dispose of cooking grease’ by Clean my Space.


If there’s one thing you remember, Don’t throw frying oil down the drain! In the long run, this can lead to a slew of issues

In this post, we discussed what cooking oil is, why disposing of it properly is important and how to safely and responsibly get rid of it. If you’d like to learn more about range hoods, check out our full blog here. Stay safe!

If this post helps you, please share it!

Photo of author
Written By Roger Harris

Hey there, My name is Bradley, and I've been riding fixed for over ten years. I love all the joy and pain that comes with this unique style of cycling and the passionate community that drives it. If you love fixed gear and single-speed bikes, this is the place for you.

Leave a Comment

[the_ad_placement id="before-footer"]